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WARNING: This product can expose you to chemicals including Nitrogen Dioxide, which is known to the State of California to cause cancer, and Carbon monoxide, which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

3/32" X 36" ER4043 Harris® 4043 Aluminum TIG Welding Rod 10# Box

Airgas Part #:HAR0404350

Harris Welco

Manufacturer #:0404350



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$6.06 /US Pound
Package Size: 10 US pound
$6.06 US Pound
$6.06 US Pound
$60.60 Pack 10 US pound / Pack

Typically in Stock

Item Details

  • Harris Welco® ER4043 3/32" Dia X 36" Aluminum TIG Welding Rod in 10 lb box includes aluminum/silicon filler metal for welding heat treatable base metals with improved puddle fluidity and makes a perfect choice for welding 6061. Welding rod designed from closely controlled chemical analyses is thoroughly cleaned to ensure removal of all surface oxides and residual lubricants affecting the weld. Each cut length of welding rod is stamped with alloy i.d. for easy traceability and positive identification. Welding rod is ideal for automotive parts, truck trailers, bicycles, brazing thin aluminum sheet, tubing applications and meets AWS A5.10, AWS A5.3, ASME SFA5.10 standards.


  • Each cut length is stamped with alloy id for traceability and positive identification
  • A common choice for welding 6061
  • Aluminum/silicon filler metal designed for welding heat treatable base metals


  • AWS A5.10
  • AWS A5.3


  • Automotive parts, truck trailers and bicycles
  • It is also ideally suited for brazing thin aluminum sheet and tubing


  • Fumes and gases can be hazardous to your healthArc rays can injure eyes and burn skinElectric shock can kill
  • Keep your head out of fumesUse enough ventilation, exhaust at the arc, or both, to keep fumes and gases from your breathing zone and the general areaWear correct eye, ear, and body protectionDo not touch live electrical parts

Product Attributes


» 3/32"

AWS Classification

» ER4043


» 10 lb

Trade Name

» Harris Welco®


» 36"